---
title: "Discussion on \"How Docker Containers Really Talk to Each Other with Networks : My First Real DevOps Lesson\" | Hashnode"
description: "Discussion on \"How Docker Containers Really Talk to Each Other with Networks : My First Real DevOps Lesson\". Learn how Docker containers communicate, the role of environment variables, and the separation of build and runtime in DevOps"
url: "https://hashnode.com/posts/docker-networks-00/68a201a4591f18307171b236"
---

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# [How Docker Containers Really Talk to Each Other with Networks : My First Real DevOps Lesson](https://blog.jaivardhan.online/docker-networks-00?utm_source=hashnode&utm_medium=feed)

Learn how Docker containers communicate, the role of environment variables, and the separation of build and runtime in DevOps

Aug 17, 2025 · 4 min read · blog.jaivardhan.online  
Updated Aug 19, 2025  
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-   [#docker](https://hashnode.com/tag/docker)
-   [#docker-images](https://hashnode.com/tag/docker-images)
-   [#docker-network](https://hashnode.com/tag/docker-network)
-   [#devops](https://hashnode.com/tag/devops)
-   [#devops-journey](https://hashnode.com/tag/devops-journey)

## Written by

[Jai Vardhan Narayana](https://hashnode.com/@jaivnarayana)

@jaivnarayana · India

  
[View profile](https://hashnode.com/@jaivnarayana)

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